Search 3GPP Specifications
Search and filter thousands of 3GPP technical specifications (TS) and technical reports (TR)
Generation:
Showing 221-240 of 2,332 specifications
TS 23.087
User-to-User Signalling (UUS) supplementary service; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.088
Call Barring (CB) Supplementary Services; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.090
Unstructured Supplementary Service Data (USSD); Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.091
Explicit Call Transfer (ECT) supplementary service; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.093
Technical realization of Completion of Calls to Busy Subscriber (CCBS); Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.094
Follow-Me (FM); Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.096
Name identification supplementary services; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.097
Multiple Subscriber Profile (MSP) (Phase 2); Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.101
General Universal Mobile Telecommunications System (UMTS) architecture
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.107
Quality of Service (QoS) concept and architecture
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.108
Mobile radio interface layer 3 specification, core network protocols; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.110
Universal Mobile Telecommunications System (UMTS) access stratum; Services and functions
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.116
Super-Charger technical realization; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.119
Gateway Location Register (GLR); Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.122
Non-Access-Stratum (NAS) functions related to Mobile Station (MS) in idle mode
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.135
Multicall supplementary service; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.139
3GPP system - fixed broadband access network interworking; Stage 2
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.141
Presence service; Architecture and functional description
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.142
Value-added Services for SMS (VAS4SMS); Interface and signalling flow
Architecture
Rel-19TS5GCUpdated 2026-07-26
TS 23.146
Technical realization of facsimile Group 3 non-transparent
Architecture
Rel-19TS5GCUpdated 2026-07-26